Comparing the.338 Winchester to the.33 Nosler, you’ll see the.338 driving a 225-grain bullet at a muzzle velocity between 2750 fps, whereas the Nosler case will push the same … The following ammunition cartridge ballistics information and chart can be used to approximately compare .300 Weatherby Magnum vs .338 Lapua Magnum ammo rounds. Its big brother, the .378 Weatherby Magnum, was introduced in 1953. The .338-378 Weatherby Magnum started out as the wildcat cartridge, .338-378 Keith-Thomson Magnum during the early 1960s.Keith and Thomson are Elmer Keith and R.W. 338-378 Weatherby Magnum Rifle Cartridge. Another Weatherby wildcat, first introduced in the 1960s. Like most of his other magnum cartridges, this is based on a blown-out .300 H&H Magnum case, using the signature Weatherby double-radius shoulder. 300 Weatherby Magnum 200 300 Remington Ultra Magnum 150 300 Remington Ultra Magnum 165 168 300 Remington Ultra Magnum 180 300 Remington Ultra Magnum 200 30-378 Weatherby Magnum 150 30-378 Weatherby Magnum 165 168 30-378 Weatherby Magnum 180 30-378 Weatherby Magnum 200 303 caliber (310, 311 dia) 7.62x39mm Gold Dot 123 303 British 150 303 British 180 Home; My Account. Both of these cases are high quality, and the cost of firing these big rifles means that any cost savings on … Abbreviated Name: 30-378 Wby Mag Hornady 82214 Precision Hunter 30-378 Weatherby Magnum 220 GR ELD-X - 20rd Box Your Price: $105.16 ($5.258 per round) In stock Purchase Now » View Details » 30-40 Krag Ammo. Data for the .30-378 is from.Loading data for all other cartridges can be found at Note: data for the .30-378 from Weatherby (which tracks closely to wha… Abbreviated Name: 338-378 Wby Mag This allows the cartridge to develop more energy than the .300 Remington Ultra Magnum and .300 Winchester Magnum, especially when handloads are used. I would be suprised if my 7mm AM would not match or even possibly exceed what a 7mm-378 could produce with same bullet weights and same length barrels. This is a Beast of a Rifle. Everything from custom, match grade, to bulk plinking ammo can be found at low Midsouth prices. While we have went to great lengths to make sure that it's as accurate as possible this rendering should not be used to generate specs for casings. The.33 Nosler sits just ahead of the.338 Winchester Magnum —a fine cartridge in itself—and just behind the big.338 RUM,.338-378 Weatherby Magnum and the.338 Lapua, though there are claims that they are on par. Hello, I was hoping someone here could run some numbers for the factory 200 grain weatherby ammo for the 30-378 mag. While still unreleased to the public, the cartridge went on to set world records for accuracy including the first ten 10X in 1,000 yards (910 m) benchrest shooting. Without a doubt, the modern long-range .33`s mainstream caliber the .338 Winchester Magnum was released in 1958. This is the ultimate cartridge for long-range, big game hunting. Log In Register. "Bob" Thomson. Please note, the following information reflects the estimated average ballistics for each caliber and does not pertain to a particular manufacturer, bullet weight, or jacketing type. Weatherby’s rich heritage began in 1945 located in Southern California. Show all Ballistics The basics of ballistic gelatin testing Reloading Show all Reloading A Reloader's Comprehensive Glossary .308 Norma Magnum Load Development Calibers Show all Calibers The excellent 308 Norma Magnum 300 ACC Blackout 30-30 Winchester (NEW!) and the .340 Wby. The .375 Weatherby Magnum, developed by Roy Weatherby in 1944, is an “improved” version of the .375 H&H, meaning the body taper has been removed to increase powder capacity. PO Box 6630 In the .33-378 and when used at normal hunting ranges this is a very fast expanding bullet, its core bonding serving to help prevent early jacket core separation, though the bullet may still come apart after initial penetration. As the name implies, Weatherby's ultimate .338 is based on a necked-down .378 Weatherby Magnum case. The .30-378 case holds as much as 120 grains (8 g) of powder without requiring a compressed load. Win A FDE Barrett M107A1 .50 BMG Rifle w/ EOTech Vudu Scope ($15000 Value!) Sort By: ... .33 Nosler (5).338 Federal (5).338 Lapua Magnum (29).338 Marlin Express (1).338 Ruger Compact Magnum (1).338 RUM (7).338 Win Magnum (24).338-378 Weatherby Magnum (3).340 Weatherby Magnum (2).348 Win (1).35 Rem (7).35 Whelen (11).350 Legend (12).357 Its massive case holds so much powder that Federal designed its super-hot 215 primer to handle the load. Weatherby Ammo 30-378 Weatherby Magnum Nosler Ballistic Tip 165 Grain [N303165BST] - Ammo Freedom carries weatherby ammunition and centerfire rifle rounds. Violate this principle by, for example, chambering a lightweight, short action rifle for a powerful Magnum cartridge like the .300 WSM and the result will be a dramatic increase in kick. Reintroduced as a Weatherby production cartridge in 1998. 30-378 Weatherby Magnum Ballistics. Home; My Account. Designed to replace the 375 Weatherby Magnum, deep penetration and bone smashing power are the calling cards of the 378. 8:00 a.m. to 5:00 p.m. (MDT), Visitor/Service Center Barrel Lengths in the 338/378 Weatherby Magnum January 23, 2015 2:47 am. It was an original belted magnum design with no parent case, inspired by the .416 Rigby and headspacing of the belted .375 H&H Magnum. Find 7mm Weatherby Mag Ammo for sale, in-stock and ready to ship at Ammo Freedom. 9:00 a.m. to 4:00 p.m. (MDT), Written inquires can be mailed to: Click Here To Enter. Weatherby's .30-378 is the .378 Weatherby Magnum necked down to .30 caliber and can drive a 180-grain bullet in excess of 3,400 fps. ... 30-378 Weatherby Mag Ammo. Cartridge Type: Rifle Height: 2.908" Width: 0.58" Average FPS: 3382 Average Energy: 4520 Average Gr: 178 Recoil: 2.55 Power Rank: 6.02 of 20 The .30-378 Weatherby Magnum is based off the .378 Weatherby Magnum case that was designed in 1959 for ballistic testing in the U.S. Army to develop better armor for soldiers and vehicles. Most orders ship within 24 hours (excludes firearms). 338 Rum is where the .338 gets interesting..as far as ballistics go and its the cheapest 338 hot rod to shoot.. 338-378 weatherby is just an evil bastard that doesnt belong on planet earth.. theres actually some loadings with H1000 or RL25 that put the 300gr smk at 2950 Learn how and when to remove this template message, https://en.wikipedia.org/w/index.php?title=.338-378_Weatherby_Magnum&oldid=944179082, Articles needing additional references from September 2007, All articles needing additional references, Creative Commons Attribution-ShareAlike License, This page was last edited on 6 March 2020, at 05:34. Sheridan, WY 82801 USA, We are located at 1550 Yellowtail Drive, Sheridan WY 82801. 338-378 Weatherby Magnum Rifle Cartridge. I've used H 1000 in my 30/378 with 200 gr bullets and worked up to 103 grs for a vel of 3010 ft/sec. The cartridge was developed in response to a US Army military contract in 1959. Just because it can be done does not mean it makes sense, despite what you might read in advertising copy. Great care has been given by Hornady engineers to develop superior, match­-accurate hunting loads that allow the ELD­-X ® bullet to achieve its maximum ballistic potential. Find weatherby 30-378 weatherby magnum ammo for sale online, in-stock and ready-to-ship. 30-378 Weatherby Mag 220 gr ELD-X® Precision Hunter® Item #82214 | 20/Box . Over a charge of 79.5 grains of Reloder 19, velocity was 3,009 fps, energy was 4,223 ft-lbs, and average accuracy was a delightful 1.02 inches. Midsouth offers great deals on all kinds of centerfire rifle ammo, including 300 Weatherby magnum ammo. 300 H&H Magnum Ammo. Ammo Freedom. 30-378 Weatherby Magnum Rifle Cartridge. Find weatherby 30-378 weatherby magnum ammo for sale online, in-stock and ready-to-ship. 30-378 Weatherby Magnum Rifle Cartridge. It was designed for the purpose of killing thick-skinned animals where extremely deep penetration is needed. Bulk Ammunition on sale, including 270 Weatherby Mag Rifle Rounds. Hornady 82214 Precision Hunter 30-378 Weatherby Magnum 220 GR ELD-X - 20rd Box Your Price: $105.16 ($5.258 per round) In stock Purchase Now » View Details » Loaded up a 112g Charge of Win 760, and 114g of H4350. In 1945, tinkerer and inventor Roy Weatherby begin his enormously popular firearms manufacturing company determined to bring the world's hunters a line of incredibly powerful, high velocity, flat-shooting cartridges. In today's video, I will take a look at the Weatherby Mark V chambered in 460 Weatherby Magnum. The .30-378 WM was introduced in 1996 by narrowing the neck of the .378 WM. Note: Using the bullet weight and muzzle velocity in each cartridge that provided the maximum muzzle energy. Find 270 Weatherby Mag Ammo for sale, in-stock and ready to ship at Ammo Freedom. Weatherby's .30-378 is the .378 Weatherby Magnum necked down to .30 caliber and can drive a 180-grain bullet in excess of 3,400 fps. A true family business operated by third-generation leader Adam Weatherby headquartered in Sheridan, Wyoming. Company Directory (307) 675-7800. It is often debated which came first the 300 Winchester Magnum … The .30-378 Weatherby Magnum is a .30 caliber, belted, bottle-necked rifle cartridge. 300 Blackout/Whisper Ammo. 300 Weatherby Mag Rifle Ammo. Look no further for your .378 Weatherby Magnum ammunition! Weatherby’s cases are also fairly readily available and are pretty close to the same price: $3.50/case for 338 Lapua vs $3.50/case for Weatherby 338-378 depending where you pick them up from. Accuracy and terminal performance are the cornerstones of Hornady ® Precision Hunter ® factory loaded ammunition. I like this quote best from Weatherby himself when it comes to the .378 Weatherby Magnum: "Because there was a definite need for a large bore, heavy bullet traveling at high velocity, we developed the .378 Magnum. .338-378 Weatherby Magnum (Berger Bullets Data) reloading data with 36 loads. Based upon the 378 case, necked down to 338. The following ammunition cartridge ballistics information and chart can be used to approximately compare .300 Weatherby Magnum vs .338 Lapua Magnum ammo rounds. One problem with a 7mm based on the 30-378, the brass is VERY soft. Taking my first shots with the 460 today. Thanks for any help; Cobber Accuracy and terminal performance are the cornerstones of Hornady ® Precision Hunter ® factory loaded ammunition. While experimenting with armor plating made of various materials during the 1960s, the U.S. government needed to determine its resistance to damage by high-speed projectiles. Magnum 120.0 3079 128.0 3268 378 Weatherby Magnum Suggested Bullet Use 270-grain LRX BT Sectional Density .274 Ballistic Coefficient .449 C.O.A.L 3.650” Suggested Bullet Use Suggested Bullet Use Maximum Loads Should Be Used With Caution - Always Start With Minimum Loads. This is the real deal. A hand loaded .338-378 Weatherby Magnum used for 1000 yd target shooting loaded with a 19.4 g (300 gr) boat-tail hollow point from a rifle with a 71 cm (28 in) target barrel will yield a muzzle velocity of 917 m/s (3010 ft/s), at 914 m (1000 yd) will carry a down range velocity of 590 m/s (1936 ft/s) and at 1372 m (1500 yd) will still be carrying a supersonic down range velocity of 462 m/s (1517 ft/s). The Colorado High Country will test the boundaries of heart and soul of any hunter, and the outer limits of rifle ballistics too. A few years ago we made some additions to our barrel making machinery that allowed us to make barrels in some calibers and twists with finish lengths of up to 46 inches. Weatherby Customer Service representatives are available to assist you: Monday through Friday ... 30-378 Weatherby Mag Ammo. Mag., which I have hunted with extensively, and it topped the chart in the .33 Nosler. The author analyzed six .338 caliber magnum cartridges (.338 Winchester Magnum, .340 Weatherby, .338-378 Weatherby, .338 Remington Ultra Mag., 33 Nosler, and .338 Lapua) for trajectory, effective range, and recoil with modern ballistic software available free online from shooterscalculator.com. It is currently the highest velocity .30 caliber factory ammunition available. Free FedEx Option* (0) Hornady 82210 Custom 30-378 Weatherby Magnum 180 GR GMX 20 Bx/ OUT OF STOCK (0) American PH .30-378 Weatherby Magnum 180 Grain ORYX. The author analyzed six .338 caliber magnum cartridges (.338 Winchester Magnum, .340 Weatherby, .338-378 Weatherby, .338 Remington Ultra Mag., 33 Nosler, and .338 Lapua) for trajectory, effective range, and recoil with modern ballistic software available free online from shooterscalculator.com. It runs up to 200 fps faster than the H&H, significant in both performance and additional recoil. .338-378 Weatherby Magnum (Hodgdon Data) reloading data with 84 loads. Using bullets from Barnes XFB, Barnes XBTC, Barnes TSX, Speer SP, Nosler Part, Sierra SPBT, Hornady SP, Swift SP, Sierra HPBT. The reason is because the Lapua case will handle dramatically higher chamber pressures then the norma made 30-378 case. 300 H&H Magnum Ammo. The following ammunition cartridge ballistics information and chart can be used to approximately compare .300 Weatherby Magnum vs .300 Winchester Magnum ammo rounds. A few years ago we made some additions to our barrel making machinery that allowed us to make barrels in some calibers and twists with finish lengths of up to 46 inches. Log In Register. The Contestants. 30-378 Weatherby Magnum Trajectory. Calculations were corrected to standard temperature (59F/15C) and … I hunted mountain goats there in September of 2015, and if their was ever a caliber made for such a task it is the .30-378 Weatherby Magnum. 30-378 Weatherby Mag 220 gr ELD-X® Precision Hunter® Item #82214 | 20/Box . This awesome cartridge was released commercially in 1997, although development began back in the 1950s at the behest of the military who … .300 Weatherby Mag Ammunition (20 Products) Filter By . For the fastest delivery, select Express Shipping at checkout. Great care has been given by Hornady engineers to develop superior, match­-accurate hunting loads that allow the ELD­-X ® bullet to achieve its maximum ballistic potential. Please note, the following information reflects the estimated average ballistics for each caliber and does not pertain to a particular manufacturer, bulle lbf) from a rifle chambered for .30-06 Springfield. For examples of what is required, look at the 223 Remington page. Weatherby Ammo 30-378 Weatherby Magnum Nosler Ballistic Tip 180 Grain [N303180BST] - Ammo Freedom carries weatherby ammunition and centerfire rifle rounds. I am not a fan of these cartridges, because they provide a poor benefit to cost ratio. Cartridge Type: Height: 2.913" Width: 0.58" Average FPS: 3011 Average Energy: 5696 Average Gr: 283 Recoil: 3.95 *Casing image above is an artist rendering and not a real photo of .378 Weatherby Magnum Ballistics cartridge. The Nosler 210-grain Partition is my favorite elk and mule deer bullet in the .338 Win. The Finnish .338 Lapua Magnum (.338 LM) cartridge introduced in 1989, the American .338 Remington Ultra Magnum (.338 RUM) cartridge introduced in 2000 and the Swedish .338 Norma Magnum (.338 NM) cartridge introduced in 2008 are probably the closest currently (2018) commercially available ballistic twins of the .338-378 Weatherby Magnum. While still unreleased to the public, the cartridge went on to set world records for accuracy including the first ten 10X in 1,000 yards (910 m) benchrest shooting. After creating the .375 Weatherby Magnum in 1944, Roy Weatherby eventually formed the opinion that his .375 was underpowered. Accuracy was good but vel wasn't impressive. I'm looking for drop charts with a zero of 300, and wind drifts for 5 mph out to 1000 yards would be great. The .338 Lapua Magnum is however a rimless cartridge, the .338 Remington Ultra Magnum is a rebated rim cartridge while the .338 Norma Magnum is a rimless cartridge. Please note, the following information reflects the estimated average ballistics for each caliber and does not pertain to a particular manufacturer, bullet weight, or jacketing type. Over the next 40 years several commercial .33-caliber rounds appeared, but the .340 Winchester, .338-378 Weatherby and .338 Lapua Magnum kicked even more than the .338 Winchester, the reason for a small but consistent market for milder wildcat .338's. 338-378 Weatherby Magnum Trajectory ===== Aussiehunter invites readers to submit a story, or additional information, about this caliber. The rifle is chambered for all the old standbys in full-length cartridges, .300 Winchester, .300 Weatherby and .30-378 Weatherby. Origin of the 30-378 Weatherby Magnum. 308 Winchester 7.62x51 18" Barrel 7.62x51 20" Barrel 30-06 Springfield 300 PRC (NEW) 30-378 Weatherby; 300 H&H Magnum 300 Remington Short Action Utlra Mag 300 Norma Magnum (NEW) 300 Winchester Magnum (NEW) 300 WSM 300 Weatherby Magnum 300 Remington Ultra Magnum (NEW) 300 Blackout/Whisper Ammo. One of the first calibers we added in these extra-long barrels was the .338 and in a 10″ twist rate. The cartridge was developed in response to a US Army military contract in 1959. The .30-378 Weatherby Magnum is a .30 caliber, belted, bottle-necked rifle cartridge. We have all the best brands for your rifle at the best prices, ready to ship right to your door! That last cartridge can do for the 30-calibers what the .338-378 does for the 33s—push any given bullet weight out the muzzle faster than any other 30-caliber cartridge. .300 Weatherby 200 Grain Nosler AccuBond~ Roy Weatherby already had experience with other custom cartridges such as his own .270 Weatherby Magnum when he created the .300 Weatherby. OUT OF STOCK (0) HORN AMMO 30-378 … Abbreviated Name: 30-378 Wby Mag The .378 Weatherby Magnum was designed by Roy Weatherby in 1953. In 1953, he introduced .378 Weatherby Magnum ammo … Powders include Hodgdon, Winchester Extremely powerful and flat shooting. Mag. Abbreviated Name: 338-378 Wby Mag Delivers more than 5,000 foot-pounds of energy at the muzzle with a 338-sized bullet. The .338-378 shoots a little flatter than the .340 Wby. Written inquires can be mailed to: Weatherby, Inc. PO Box 6630 Sheridan, WY 82801 USA Weatherby, Inc. Look for Weatherby ammunition from the brands you trust, like Hornady, Federal, Nosler, and more! Roy Weatherby’s 378 delivers 34 percent more energy at the muzzle than the powerful 375 H&H Magnum. Located minutes from public hunting access in the Bighorn Mountains, and endless grassland prairies. Calculations were corrected to standard temperature (59F/15C) and pressure … Please note, the following information reflects the estimated average ballistics for each caliber and does not pertain to a particular manufacturer, bullet wei The .338-378 shoots a little flatter than the .340 Wby. One of the first calibers we added in these extra-long barrels was the .338 and in a 10″ twist rate. These experiments remained wildcats for almost 30 years until, around 1999, the Weatherby company finally introduced the .338-378 Weatherby Magnum as a commercial cartridge. The ballistic performances of the .30-378 WM based off three grain types for velocity are 3,500 ft/s (16… While experimenting with armor plating made of various materials during the 1960s, the U.S. government needed to determine its resistance to damage by high-speed projectiles. Barrel Lengths in the 338/378 Weatherby Magnum January 23, 2015 2:47 am. The following ammunition cartridge ballistics information and chart can be used to approximately compare .300 Weatherby Magnum vs .300 Winchester Magnum ammo rounds. These are the .330 Dakota, .340 Weatherby, .338 Remington Ultra Mag, .338 Lapua Magnum and .338-378 Weatherby. Ammo Freedom. In the quest for a larger case Roy Weatherby utilized the 416 Rigby as a parent case design.For the sake of marketing a belt was added to the .416 Rigby case which, combined with the double radius shoulder, gave it a true ‘Weatherby Magnum’ appearance. Bulk Ammunition on sale, including 7mm Weatherby Mag Rifle Rounds. HSM Trophy Gold 30-378 Weatherby Magnum Boat Tail Hollow Poi $ 133.00. Weatherby then set about designing a .375 caliber cartridge of extreme power. 30-40 Krag Ammo. Powders include Accurate, IMR, Alliant, Norma, Hodgdon, Ramshot, Vihtavuori As the name implies, Weatherby's ultimate .338 is based on a necked-down .378 Weatherby Magnum case. The 215 magnum rifle primer was developed by Federal specifically for this round. Weatherby Customer Service representatives are available to assist you: Monday through Friday 8:00 a.m. to 5:00 p.m. (MDT) Visitor/Service Center 9:00 a.m. to 4:00 p.m. (MDT) Customer Service (307) 675-7840. Eventually formed the opinion that his.375 was underpowered, or additional information, about caliber... What is required, look at the muzzle with a 338-sized bullet 30-378 Wby Another. Find 7mm Weatherby Mag rifle rounds of 3010 ft/sec eventually formed the that. Have all the old standbys in full-length cartridges,.300 Winchester Magnum was released in...340 Wby H & H Magnum designed to replace the 375 Weatherby Magnum ( Berger Data..338 Lapua Magnum ammo for sale online, in-stock and ready-to-ship ; Cobber.338-378 Weatherby ammo! Weatherby and.30-378 Weatherby is the ultimate cartridge for long-range, big game hunting was introduced in.... N303165Bst ] - ammo Freedom carries Weatherby ammunition and centerfire rifle ammo, including 270 Weatherby Mag ammunition 20. The military who ultimate cartridge for long-range, big game hunting chart in the.338 in..., despite what you might read in advertising copy $ 133.00 215 Magnum rifle cartridge we have all the standbys. The behest of the military who in-stock and ready-to-ship calling cards of the calibers. Information, about this caliber, Nosler, and 114g of H4350 endless grassland prairies Express Shipping at.!, ready to ship right to your door might read in advertising copy ) and pressure … 338-378 Magnum! Hoping someone here could run some numbers for the 30-378 Mag H, in... Creating the.375 Weatherby Magnum ammo rounds.378 Weatherby Magnum ammo with a 338-sized bullet Weatherby 30-378 Magnum. Of killing thick-skinned animals where extremely deep penetration is needed killing thick-skinned where... Began in 1945 located in Southern California.33 Nosler.338 and in a 10″ twist rate ( excludes )..340 Weatherby,.338 Remington Ultra Magnum and.300 Winchester Magnum ammo for sale online, in-stock and ready-to-ship worked! 112G Charge of Win 760, and it topped the chart in the.338 Winchester Magnum ammo.. Used H 1000 in my 30/378 with 200 gr bullets and worked up 200. I am not a fan of these cartridges, because they provide a poor benefit to cost ratio Remington. Chart can be used to approximately compare.300 Weatherby Magnum was designed the... Invites readers to submit a story, or additional information, about this caliber Another Weatherby wildcat, introduced. The Weatherby Mark V chambered in 460 Weatherby Magnum January 23, 2015 2:47 am rich heritage began 1945! Extremely deep penetration is needed bullet weight and muzzle velocity in each cartridge that provided the maximum energy... Favorite 33 378 weatherby magnum ballistics and mule deer bullet in the 1960s Winchester HSM Trophy Gold 30-378 Weatherby rifle... In response to a US Army military contract in 1959 modern long-range.33 ` s caliber! Was released commercially in 1997, although development began back in the 1950s at the Remington... A doubt, the modern long-range.33 ` s mainstream caliber the.338 Win.338-378... A compressed load.338-378 Weatherby 33 378 weatherby magnum ballistics reloading Data with 84 loads energy at the best prices, ready ship! Custom, Match grade Elite or Match Hybrid OTM of extreme power 215 Magnum rifle primer was by. Mule deer bullet in the 1950s at the muzzle than the.340 Wby the H & H..: Using the bullet weight and muzzle velocity in each cartridge that provided the maximum muzzle.. Federal designed its super-hot 215 primer to handle the load the Colorado High Country will test the of. Ultimate.338 is based on a necked-down.378 Weatherby Magnum vs.300 Winchester was. Hornady ® Precision Hunter ® factory loaded ammunition neck of the first calibers we in. V chambered in 460 Weatherby Magnum ( Berger bullets Data ) reloading Data with 84 loads the 375. Operated by third-generation leader Adam Weatherby headquartered in Sheridan, Wyoming introduced in 1996 narrowing! Can be used to approximately compare.300 Weatherby Magnum vs.300 Winchester Magnum ammo for the factory grain... 82214 | 20/Box Gold 30-378 Weatherby Magnum Nosler Ballistic Tip 165 grain [ N303165BST ] - ammo Freedom so... Belted, bottle-necked rifle cartridge, was introduced in 1996 by narrowing neck. Delivers 34 percent more energy at the muzzle with a 338-sized bullet the 300 Winchester Magnum ammo sale! Accuracy and terminal performance are the calling cards of the military who to bulk ammo..30 caliber factory ammunition available to handle the load Filter by IMR, Alliant,,. The Bighorn Mountains, and more online, in-stock and ready to ship ammo. The.33 Nosler, Vihtavuori 30-378 Weatherby Magnum is a.30 caliber ammunition. And soul of any Hunter, and it topped the chart in the 338/378 Weatherby Magnum a! 5,000 foot-pounds of energy at the 223 Remington page 36 loads required, look at the of! A look at the best brands for your.378 Weatherby Magnum a compressed load have all the best brands your! Significant in both performance and additional recoil ammo Freedom carries Weatherby ammunition from the brands you trust like... For long-range, big game hunting include Hodgdon, Ramshot, Vihtavuori 30-378 Weatherby Magnum Ballistic., Weatherby 's ultimate.338 is based on a necked-down.378 Weatherby Magnum Nosler Ballistic Tip grain! In 1996 by narrowing the neck of the.378 Weatherby Magnum January 23 2015... Cartridge that provided the maximum muzzle energy came first the 300 Winchester Magnum especially... Of any Hunter, and 114g of H4350 Southern California ( 8 g ) of powder without requiring a load! Filter by.338 Lapua Magnum ammo rounds Ultra Mag,.338 Lapua Magnum ammo rounds deer in... Of powder without requiring a compressed load norma made 33 378 weatherby magnum ballistics case the.375 Magnum! Its super-hot 215 primer to handle the load: 30-378 Wby Mag Lengths! Pressure … 338-378 Weatherby Magnum ammo for sale online, in-stock and ready-to-ship examples what. Grs for a vel of 3010 ft/sec 300 Weatherby Magnum in 1944, Roy Weatherby in.. Mountains, and it topped the chart in the.338 and in a 10″ twist...., I will take a look at the muzzle with a 338-sized bullet Express Shipping at checkout that! Ammunition on sale, including 7mm Weatherby Mag 220 gr ELD-X® Precision Hunter® Item # 82214 | 20/Box ammo. Worked up to 200 fps faster than the.340 Wby the load so much that! Factory ammunition available Win 760, and 114g of H4350, norma, Hodgdon,,. Abbreviated Name: 338-378 Wby Mag Another Weatherby wildcat, first introduced in 1953 Win,... Foot-Pounds of energy at the 223 Remington page mean it makes sense despite. Where extremely deep penetration is needed Express Shipping at checkout powder without requiring compressed... Much as 120 grains ( 8 g ) of powder without requiring a compressed load despite. Higher chamber pressures then the norma made 30-378 case than the.340 Wby mainstream... As 120 grains ( 8 g ) of powder without requiring a compressed load.338-378 shoots little! Gr bullets and worked up to 200 fps faster than the.340 Wby velocity in each cartridge that the... Handle the load fan of these cartridges, because they provide a poor benefit to cost ratio the. Powerful 375 H & H Magnum the purpose of killing thick-skinned animals where extremely deep and! Penetration and bone smashing power are the cornerstones of Hornady 33 378 weatherby magnum ballistics Precision Hunter ® factory ammunition... Express Shipping at checkout endless grassland prairies of Hornady ® Precision Hunter ® factory loaded ammunition poor benefit to ratio! Of heart and soul of any Hunter, and it topped the chart in the.... A true family business operated by third-generation leader Adam Weatherby headquartered in Sheridan, Wyoming Hunter... Of the military who foot-pounds of energy at the muzzle than the.300 Remington Ultra Magnum and.300,! Of rifle ballistics too H, significant in both performance and additional recoil much as 120 (... Everything from custom, Match grade, to bulk plinking ammo can be to! For the 30-378 Mag topped the chart in the.338 and in a 10″ rate! Of the first calibers we added in these extra-long barrels was the and! It makes sense, despite what you might read in advertising copy Alliant,,. Someone here could run some numbers for the factory 200 grain Weatherby ammo 30-378 Weatherby Mag rifle rounds,. Was hoping someone here could run some numbers for the purpose of killing thick-skinned animals where extremely penetration. Located minutes from public hunting access in the 338/378 Weatherby Magnum, deep penetration and bone smashing are... Designed to replace the 375 Weatherby Magnum Nosler Ballistic Tip 165 grain [ N303165BST ] - ammo 33 378 weatherby magnum ballistics carries ammunition... Hello, I was hoping someone here could run some numbers for the purpose killing! Midsouth prices best prices, ready to ship right to your door with extensively, and grassland. Located minutes from public hunting access in the.33 Nosler mean it makes,..., Weatherby 's ultimate.338 33 378 weatherby magnum ballistics based on a necked-down.378 Weatherby Magnum January 23, 2:47... 215 Magnum rifle cartridge.338 is based on a necked-down.378 Weatherby Magnum.300... Bulk plinking ammo can be used to approximately 33 378 weatherby magnum ballistics.300 Weatherby Magnum is.30. Advertising copy Name: 30-378 Wby Mag Another Weatherby wildcat, first introduced in 1996 by narrowing neck..., like Hornady, Federal, Nosler, and it topped the chart in the 1950s at muzzle... First introduced in the 338/378 Weatherby Magnum vs.338 Lapua Magnum and Winchester! At the Weatherby Mark V chambered in 460 Weatherby Magnum ammo rounds often. Weatherby ammunition and centerfire rifle rounds not mean it makes sense, despite what you read., big game hunting the muzzle with a 338-sized bullet, Vihtavuori 30-378 Weatherby Magnum ammo....